| 鄂尔多斯盆地陇东地区三叠系长6油层组低渗透储层研究 |
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| 引用本文： | 尚凯,赵信,巩联浩,余小雷,李杰.鄂尔多斯盆地陇东地区三叠系长6油层组低渗透储层研究[J].内蒙古石油化工,2008,34(23). |
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| 作者姓名： | 尚凯 赵信 巩联浩 余小雷 李杰 |
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| 作者单位： | 1. 西安石油大学油气资源学院,陕西,西安,710065
2. 长庆油田分公司第六采油厂,陕西,定边,718600 |
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| 摘 要： | 鄂尔多斯盆地陇东地区三叠系延长组长6油层组是延长组重要的储集层之一，它由长6^1、长6^2和长6^3三个小层组成，属于低孔低渗透储层。通过储层岩石学、储层物性、沉积相、孔隙结构及成岩作用等方面对储层特征进行了分析：储集性变化受沉积作用和成岩作用控制。沉积作用控制了储层砂体展布，进而影响其岩石学特征的表现；压实作用、胶结作用和溶解作用控制了长6储层物性。
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| 关 键 词： | 鄂尔多斯盆地 三叠系 沉积特征 成岩作用 储层特征 |
Characterristics of Low Permeability Reservior in Chang6 of the Triassic period at Longdong region in Ordos Basin |
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| SHANG Kai,ZHAO Xin,GONG Lian-hao,YU Xiao-lei,LI Jie.Characterristics of Low Permeability Reservior in Chang6 of the Triassic period at Longdong region in Ordos Basin[J].Inner Mongulia Petrochemical Industry,2008,34(23). |
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| Authors: | SHANG Kai ZHAO Xin GONG Lian-hao YU Xiao-lei LI Jie |
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| Affiliation: | SHANG Kai1,ZHAO Xin2,GONG Lian-hao2,YU Xiao-lei1,LI Jie1 (1.School of Petroleum Resources,Xi'an Shiyou University,Xi'an,710065,China,2.Sixth Oil Production Plant of Changqing Oilfield Company,Dingbian,718600,China) |
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| Abstract: | The Chang-6 sandstone reservoir which is composed of Chang 61,Chang 62 and Chang 63 sandstone in Longdong area in Ordos basin is an important reservoir.It belongs to the type of low porosity and low permeability reservoir.In this paper,the characteristics of reservoir is summarized and evaluated on the basis of petrological,sedimentary facies,physical features,the texture of porosity and the diagenesis of reservoir.The sedimentation and diagenesis have played important roles in evolution of resevoir.Sedimen... |
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| Keywords: | Ordos Basin Triassic Sedimentary Characteristics Diagenesis Reservoir Characteristics |
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